See also:

By the numbers
The Kia Optima is a five-seat mid-size segment passenger car that has an interior that the EPA will probably consider a full size interior. Longer, lower and wider than the vehicle it replaces, it ...

Brakes and clutch
Checking brake/clutch fluid level Check the fluid level in the reservoir periodically. The fluid level should be between MAX and MIN marks on the side of the reservoir. Before removing the res ...

Seating
The Rio can accommodate five passengers, but reviewers recommend that you limit it to four since the rear seat can be a squeeze for adults. The front seats may also be a tight fit for taller adult ...